请教两道英语题

题目

请教两道英语题
He colleted the facts ___proved the earth and all the other planets move around the sun.
为什么空格里既可以写that也可以写 which啊,什么情况下只能用that或只能用which
还有一题
Is this the museum____they visited last month?
为什么空格里只能填the one 而不能填which
谁能帮帮我,O(∩_∩)O谢谢

答案

1是一个定语从句,which与that都的修饰物.在同位语从句中或先行词既是物也有人如Tom and his dog或不定代词时用that,其余都用which2题是不是抄错了 如果是Is this the museum____they visited last month?确实是填whi...